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BellaireALG9 vocab

Bellaire PreALGEBRA vocab

QuestionAnswer
Equation An equation is a mathematical sentence with an equal sign.
Open Equation An open equation is an equation that contains one or more variables
Solution A solution is a number that replaces a variable to make an open equation true
Commutative Property of Addition You can add in any order without changing the sum. EX: 6+4 = 4+6
Associative Property of Addition You can change the grouping and then add without changing the sum EX:(3+7)+2 = 3+(7+2)
Commutative Property of Multiplication You can multiply in any order without changing the product EX: 8 x 4 = 4 x 8
Associative Property of Multiplication You can change the grouping and then multiply without changing the product EX: (7x3)2=7(3x2)
Additive Identity The additive identity is zero EX: 12+0 = 0
Multiplicative Identity The multiplicative identity is one EX: 10x1=10
Created by: kdewey